Salton Sea watershed
E531683
The Salton Sea watershed is the drainage basin in Southern California that collects water from surrounding rivers and agricultural runoff, ultimately feeding into the Salton Sea, a large inland saline lake.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Salton Sea watershed canonical | 4 |
| Salton Sea region | 2 |
| Imperial Valley drainage system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5520940 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Salton Sea watershed Context triple: [Whitewater River (California), hydrologicalBasin, Salton Sea watershed]
-
A.
West Basin
West Basin is a western section of Canberra’s Lake Burley Griffin, known for its waterfront promenades, recreational spaces, and proximity to key civic and cultural precincts.
-
B.
Suisun Marsh
Suisun Marsh is one of the largest contiguous estuarine marshes on the West Coast of the United States, providing critical habitat for diverse wildlife and supporting the ecological health of the San Francisco Bay–Delta system.
-
C.
Suisun Valley
Suisun Valley is an agricultural and wine-growing region in Solano County, California, known for its vineyards, orchards, and rural landscape between the San Francisco Bay Area and the Napa Valley.
-
D.
Tulare Basin
Tulare Basin is a large, endorheic subregion in the southern part of California’s Central Valley, historically dominated by extensive wetlands and Tulare Lake.
-
E.
Sacramento–San Joaquin River Delta and Suisun Marsh
The Sacramento–San Joaquin River Delta and Suisun Marsh is a vast, ecologically rich estuarine region in Northern California that serves as a critical hub for the state’s water supply, wildlife habitat, and agricultural activity.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Salton Sea watershed Target entity description: The Salton Sea watershed is the drainage basin in Southern California that collects water from surrounding rivers and agricultural runoff, ultimately feeding into the Salton Sea, a large inland saline lake.
-
A.
West Basin
West Basin is a western section of Canberra’s Lake Burley Griffin, known for its waterfront promenades, recreational spaces, and proximity to key civic and cultural precincts.
-
B.
Suisun Marsh
Suisun Marsh is one of the largest contiguous estuarine marshes on the West Coast of the United States, providing critical habitat for diverse wildlife and supporting the ecological health of the San Francisco Bay–Delta system.
-
C.
Suisun Valley
Suisun Valley is an agricultural and wine-growing region in Solano County, California, known for its vineyards, orchards, and rural landscape between the San Francisco Bay Area and the Napa Valley.
-
D.
Tulare Basin
Tulare Basin is a large, endorheic subregion in the southern part of California’s Central Valley, historically dominated by extensive wetlands and Tulare Lake.
-
E.
Sacramento–San Joaquin River Delta and Suisun Marsh
The Sacramento–San Joaquin River Delta and Suisun Marsh is a vast, ecologically rich estuarine region in Northern California that serves as a critical hub for the state’s water supply, wildlife habitat, and agricultural activity.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
drainage basin
ⓘ
watershed ⓘ |
| climate | arid ⓘ |
| contains |
Coachella Valley Water District drainage network
ⓘ
Imperial Irrigation District drainage network ⓘ Salton Sea NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| doesNotHaveOutletTo | ocean ⓘ |
| drainsInto | Salton Sea NERFINISHED ⓘ |
| evaporationIs | primary water loss mechanism ⓘ |
| hasPart |
Coachella Valley
NERFINISHED
ⓘ
Imperial Valley NERFINISHED ⓘ |
| hydrologicallyConnectedTo | Salton Trough NERFINISHED ⓘ |
| hydrologicFeature | closed basin ⓘ |
| locatedIn | Southern California ⓘ |
| majorWaterQualityConcern |
dust emissions from exposed lakebed
ⓘ
eutrophication ⓘ hypoxia ⓘ nutrient loading ⓘ pesticide contamination ⓘ salinity increase ⓘ selenium contamination ⓘ |
| managedBy |
California Natural Resources Agency
NERFINISHED
ⓘ
Coachella Valley Water District NERFINISHED ⓘ Imperial Irrigation District NERFINISHED ⓘ |
| partOf |
Colorado Desert
NERFINISHED
ⓘ
Lower Colorado River hydrologic region NERFINISHED ⓘ Salton Sink NERFINISHED ⓘ |
| primaryLandUse |
desert shrubland
ⓘ
irrigated agriculture ⓘ urban development ⓘ |
| receivesRunoffFrom |
Coachella Valley agricultural fields
ⓘ
Colorado River irrigation canals ⓘ Imperial Valley agricultural fields ⓘ |
| receivesWaterFrom |
Alamo River
NERFINISHED
ⓘ
New River NERFINISHED ⓘ Salt Creek NERFINISHED ⓘ San Felipe Creek NERFINISHED ⓘ Trifolium Drain NERFINISHED ⓘ Whitewater River NERFINISHED ⓘ agricultural drains ⓘ stormwater runoff ⓘ |
| receivesWaterPrimarilyFrom |
agricultural return flows
ⓘ
river inflows ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| subjectOf |
Salton Sea Management Program
NERFINISHED
ⓘ
restoration planning efforts ⓘ |
| supports | migratory bird habitat ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Salton Sea watershed Description of subject: The Salton Sea watershed is the drainage basin in Southern California that collects water from surrounding rivers and agricultural runoff, ultimately feeding into the Salton Sea, a large inland saline lake.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Imperial Valley drainage system
this entity surface form:
Salton Sea region
this entity surface form:
Salton Sea region